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Fish Identification: Find Species

Class: Actinopterygii
Order: Perciformes
Family: Acanthuridae Surgeonfishes, tangs, unicornfishes
Subfamily: Nasinae
Genus: Naso

(See list of species below)



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20 species (see list below)

1 of 1 Jump to:

Photo by Randall, J.E.

Indo-Pacific
Max. Length 100 cm TL
Naso annulatus (Quoy & Gaimard, 1825)

Photo by Randall, J.E.
 
Naso annulatus
[Whitemargin unicornfish]

Photo by Randall, J.E.

Indo-Pacific
Max. Length 90 cm FL
Naso brachycentron (Valenciennes, 1835)

Photo by Randall, J.E.
 
Naso brachycentron
[Humpback unicornfish]

Photo by Randall, J.E.

Indo-Pacific
Max. Length 60 cm FL
Naso brevirostris (Cuvier, 1829)

Photo by Randall, J.E.
 
Naso brevirostris
[Spotted unicornfish]

Photo by Randall, J.E.

Western Central Pacific
Max. Length 40 cm SL
Naso caeruleacauda Randall, 1994

Photo by Randall, J.E.
 
Naso caeruleacauda
[Blue unicorn]

Photo by Randall, J.E.

Pacific Ocean
Max. Length 45.6 cm SL
Naso caesius Randall & Bell, 1992

Photo by Randall, J.E.
 
Naso caesius
[Gray unicornfish]

Photo by Rusconi, G.

Indian Ocean
Max. Length 45 cm SL
Naso elegans (Rüppell, 1829)

Photo by Rusconi, G.
 
Naso elegans
[Elegant unicornfish]

Photo by Randall, J.E.

Indo-West Pacific
Max. Length 80 cm FL
Naso fageni Morrow, 1954

Photo by Randall, J.E.
 
Naso fageni
[Horseface unicornfish]

Photo by Randall, J.E.

Indo-Pacific
Max. Length 75 cm FL
Naso hexacanthus (Bleeker, 1855)

Photo by Randall, J.E.
 
Naso hexacanthus
[Sleek unicornfish]

Photo by JJPhoto

Pacific Ocean
Max. Length 46 cm SL
Naso lituratus (Forster, 1801)

Photo by JJPhoto
 
Naso lituratus
[Orangespine unicornfish]

Photo by Honeycutt, K.

Western Pacific
Max. Length 60 cm SL
Naso lopezi Herre, 1927

Photo by Honeycutt, K.
 
Naso lopezi
[Elongate unicornfish]

Photo by Randall, J.E.

Pacific Ocean
Max. Length 60 cm TL
Naso maculatus Randall & Struhsaker, 1981

Photo by Randall, J.E.
 
Naso maculatus
[]

Photo by Gloerfelt-Tarp, T.

Indo-West Pacific
Max. Length 75 cm SL
Naso mcdadei Johnson, 2002

Photo by Gloerfelt-Tarp, T.
 
Naso mcdadei
[Squarenose unicornfish]

Photo by Randall, J.E.

Indo-West Pacific
Max. Length 30 cm SL
Naso minor (Smith, 1966)

Photo by Randall, J.E.
 
Naso minor
[Slender unicorn]

Photo by Osmany, H.B.

Western Pacific
Max. Length 49 cm SL
Naso reticulatus Randall, 2001

Photo by Osmany, H.B.
 
Naso reticulatus
[Reticulate unicornfish]

Photo by Ho, H.-C.

Northwest Pacific
Max. Length 34.7 cm SL
Naso tergus Ho, Shen & Chang, 2011

Photo by Ho, H.-C.
 
Naso tergus
[]

Photo by Greenfield, J.

Indo-Pacific
Max. Length 40 cm FL
Naso thynnoides (Cuvier, 1829)

Photo by Greenfield, J.
 
Naso thynnoides
[Oneknife unicornfish]

Photo by Randall, J.E.

Indo-West Pacific
Max. Length 60 cm SL
Naso tonganus (Valenciennes, 1835)

Photo by Randall, J.E.
 
Naso tonganus
[Bulbnose unicornfish]

Photo by Gloerfelt-Tarp, T.

Western Indian Ocean
Max. Length 60 cm SL
Naso tuberosus Lacepède, 1801

Photo by Gloerfelt-Tarp, T.
 
Naso tuberosus
[Humpnose unicornfish]

Photo by Field, R.

Indo-Pacific
Max. Length 70 cm FL
Naso unicornis (Forsskål, 1775)

Photo by Field, R.
 
Naso unicornis
[Bluespine unicornfish]

Photo by Patzner, R.

Indo-pan-Pacific
Max. Length 60 cm TL
Naso vlamingii (Valenciennes, 1835)

Photo by Patzner, R.
 
Naso vlamingii
[Bignose unicornfish]
20 Species of Family Acanthuridae with Genus Naso
(Surgeonfishes, tangs, unicornfishes)
Sort by: Species Length Year
1 of 1 Jump to:
Year Scientific Name English Name Distribution Max. Length (cm)
1825 Naso annulatus Whitemargin unicornfish Indo-Pacific 100 TL
1835 Naso brachycentron Humpback unicornfish Indo-Pacific 90 FL
1829 Naso brevirostris Spotted unicornfish Indo-Pacific 60 FL
1994 Naso caeruleacauda Blue unicorn Western Central Pacific 40 SL
1992 Naso caesius Gray unicornfish Pacific Ocean 45.6 SL
1829 Naso elegans Elegant unicornfish Indian Ocean 45 SL
1954 Naso fageni Horseface unicornfish Indo-West Pacific 80 FL
1855 Naso hexacanthus Sleek unicornfish Indo-Pacific 75 FL
1801 Naso lituratus Orangespine unicornfish Pacific Ocean 46 SL
1927 Naso lopezi Elongate unicornfish Western Pacific 60 SL
1981 Naso maculatus Pacific Ocean 60 TL
2002 Naso mcdadei Squarenose unicornfish Indo-West Pacific 75 SL
1966 Naso minor Slender unicorn Indo-West Pacific 30 SL
2001 Naso reticulatus Reticulate unicornfish Western Pacific 49 SL
2011 Naso tergus Northwest Pacific 34.7 SL
1829 Naso thynnoides Oneknife unicornfish Indo-Pacific 40 FL
1835 Naso tonganus Bulbnose unicornfish Indo-West Pacific 60 SL
1801 Naso tuberosus Humpnose unicornfish Western Indian Ocean 60 SL
1775 Naso unicornis Bluespine unicornfish Indo-Pacific 70 FL
1835 Naso vlamingii Bignose unicornfish Indo-pan-Pacific 60 TL



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